Sean D. Keohane

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Boston, MA
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
By: Mazda Cintron, pursuant to a power of attorney from Sean D. Keohane
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Sean D. Keohane

Form 4 holding President and CEO, Director

CABOT CORP

Security class
Common Stock
Shares / value
404,134
Estimated value
$24,151,047
Report date
19 Nov 2025
Price
$59.76
Ownership
Direct
Form 4 holding President and CEO, Director

CABOT CORP

Security class
Phantom Stock Units
Shares / value
47,831
Estimated value
$3,127,469
Report date
30 Jun 2026
Price
$66.28
Ownership
Direct
Underlying class
Common Stock
Underlying amount
Form 4 holding President and CEO, Director

CABOT CORP

Security class
Common Stock
Shares / value
13,933
Estimated value
$970,446
Report date
19 Nov 2025
Price
$69.65
Ownership
Through the Trustee for the Corporation's 401(k) Plan
Form 4 holding President and CEO, Director

CABOT CORP

Security class
Employee Stock Option (Right to Buy)
Shares / value
122,114
Estimated value
Report date
19 Nov 2025
Price
Ownership
Direct
Underlying class
Common Stock
Underlying amount

Insider Reports Filed by Sean D. Keohane

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